ffmpegDownload.js

const path = require("path");
const download = require("download");
const fs = require("fs");

// Configuration
const folder = "ffmpeg";
const versions = {
  "ffmpeg-mac-x64": "https://github.com/eugeneware/ffmpeg-static/releases/download/b5.0.1/darwin-x64",
  "ffmpeg-mac-arm64": "https://github.com/eugeneware/ffmpeg-static/releases/download/b5.0.1/darwin-arm64",
  "ffmpeg-linux-x64": "https://github.com/eugeneware/ffmpeg-static/releases/download/b5.0.1/linux-x64",
  "ffmpeg-linux-arm64": "https://github.com/eugeneware/ffmpeg-static/releases/download/b5.0.1/linux-arm64",
  "ffmpeg-win-x64.exe": "https://github.com/eugeneware/ffmpeg-static/releases/download/b5.0.1/win32-x64",
  "ffmpeg-win-arm64.exe": "https://github.com/eugeneware/ffmpeg-static/releases/download/b5.0.1/win32-ia32"
};

// Download files
console.log("Downloading ffmpeg...");
if (!fs.existsSync(folder)) {
  fs.mkdirSync(folder);
}
for (let [filename, url] of Object.entries(versions)) {
  if (fs.existsSync(path.join(__dirname, folder, filename))) {
    console.log('Skipped downloading "' + filename + '"');
  } else {
    download(url, path.join(__dirname, folder), { filename: filename }).then(() => {
      fs.chmodSync(path.join(__dirname, folder, filename), 0o755);
      console.log('Finished downloading "' + filename + '"');
    });
  }
}